Search a number
-
+
2013120110 = 251719232803
BaseRepresentation
bin111011111111101…
…1100011001101110
312012022001002122002
41313333130121232
513110324320420
6531432052302
7100613144561
oct16777343156
95168032562
102013120110
11943398a31
12482234092
132610bc141
141515124d8
15bbb05075
hex77fdc66e

2013120110 has 48 divisors (see below), whose sum is σ = 4049456976. Its totient is φ = 717970176.

The previous prime is 2013120089. The next prime is 2013120139. The reversal of 2013120110 is 110213102.

It is a junction number, because it is equal to n+sod(n) for n = 2013120091 and 2013120100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 44969 + ... + 77771.

It is an arithmetic number, because the mean of its divisors is an integer number (84363687).

Almost surely, 22013120110 is an apocalyptic number.

2013120110 is an abundant number, since it is smaller than the sum of its proper divisors (2036336866).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2013120110 is a wasteful number, since it uses less digits than its factorization.

2013120110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32865 (or 32846 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 2013120110 is about 44867.8070558390. The cubic root of 2013120110 is about 1262.6700977887.

Adding to 2013120110 its reverse (110213102), we get a palindrome (2123333212).

The spelling of 2013120110 in words is "two billion, thirteen million, one hundred twenty thousand, one hundred ten".

Divisors: 1 2 5 10 17 19 34 38 85 95 170 190 323 361 646 722 1615 1805 3230 3610 6137 12274 30685 32803 61370 65606 164015 328030 557651 623257 1115302 1246514 2788255 3116285 5576510 6232570 10595369 11841883 21190738 23683766 52976845 59209415 105953690 118418830 201312011 402624022 1006560055 2013120110